Home / 1,715,045.77-2,366,592.46-990,127.45

Finding the Fourth Proportional to 1,715,045.77, 2,366,592.46 and 990,127.45

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Solution

The fourth proportional to 1,715,045.77, 2,366,592.46 and 990,127.45 is: 1,366,277.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,045.77 : 2,366,592.46 = 990,127.45 : x
  2. Step 2: Convert to fraction form
    1,715,045.77/2,366,592.46 = 990,127.45/x
  3. Step 3: Cross multiply
    1,715,045.77x = 2,366,592.46 × 990,127.45
  4. Step 4: Simplify right side
    1,715,045.77x = 2,343,228,157,609.03
  5. Step 5: Solve for x
    x = 2,343,228,157,609.03/1,715,045.77
  6. Step 6: Final answer
    x = 1,366,277.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.